The document is a bid proposal for the County of DuPage in Illinois. The document includes information about the company submitting the bid, including their contact information and references. It also provides shipping and billing information for the materials to be delivered. The document emphasizes that all materials must be bid and shipped F.O.B. delivered, with any start-up charges included in the price. The document also states that late bids cannot be accepted. The bid proposal is for furnishing, delivering, and installing demountable walls. The document includes a bid label that should be affixed to the outermost envelope of the proposal for proper delivery.